Your local weather forecast for today
Sarnia, ON — 3 hour detailed weather forecast
ON, Canada » Sarnia
Forecast for today, Friday, December 12, 2025
13:00 |
-2° feels like: -7° |
Clear
Relative humidity: 72%, pressure: 747 mm Precipitations: 0.0 mm Wind: 11 km/h, west |
16:00 |
-3° feels like: -7° |
Overcast
Relative humidity: 70%, pressure: 747 mm Precipitations: 0.0 mm Wind: 7 km/h, southwest |
19:00 |
-5° feels like: -10° |
Overcast
Relative humidity: 78%, pressure: 747 mm Precipitations: 0.0 mm Wind: 11 km/h, southwest |
22:00 |
-4° feels like: -10° |
Overcast
Relative humidity: 76%, pressure: 745 mm Precipitations: 0.0 mm Wind: 18 km/h, southwest |
01:00 |
-4° feels like: -10° |
Overcast
Relative humidity: 81%, pressure: 744 mm Precipitations: 0.1 mm Wind: 18 km/h, southwest |
04:00 |
-2° feels like: -9° |
Snow
Relative humidity: 85%, pressure: 742 mm Precipitations: 0.4 mm Wind: 18 km/h, southwest |
07:00 |
-6° feels like: -12° |
Light snow
Relative humidity: 69%, pressure: 743 mm Precipitations: 0.3 mm Wind: 22 km/h, west |
10:00 |
-9° feels like: -16° |
A mix of sun and cloud
Relative humidity: 72%, pressure: 745 mm Precipitations: 0.0 mm Wind: 22 km/h, west |
13:00 |
-9° feels like: -17° |
Overcast
Relative humidity: 71%, pressure: 746 mm Precipitations: 0.0 mm Wind: 22 km/h, west |
16:00 |
-10° feels like: -18° |
Overcast
Relative humidity: 70%, pressure: 746 mm Precipitations: 0.0 mm Wind: 18 km/h, west |